V4L/DVB (7241): cx25840: code cleanup

- Use min()
- Eliminate extraneous variables

Signed-off-by: Tyler Trafford <ttrafford@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Tyler Trafford 2008-04-22 14:42:14 -03:00 committed by Mauro Carvalho Chehab
parent 491215d810
commit 520ebe5f72

View file

@ -79,11 +79,9 @@ static int check_fw_load(struct i2c_client *client, int size)
return 0;
}
static int fw_write(struct i2c_client *client, u8 * data, int size)
static int fw_write(struct i2c_client *client, u8 *data, int size)
{
int sent;
if ((sent = i2c_master_send(client, data, size)) < size) {
if (i2c_master_send(client, data, size) < size) {
v4l_err(client, "firmware load i2c failure\n");
return -ENOSYS;
}
@ -96,7 +94,7 @@ int cx25840_loadfw(struct i2c_client *client)
struct cx25840_state *state = i2c_get_clientdata(client);
const struct firmware *fw = NULL;
u8 buffer[4], *ptr;
int size, send, retval;
int size, retval;
if (state->is_cx23885)
firmware = FWFILE_CX23885;
@ -124,8 +122,7 @@ int cx25840_loadfw(struct i2c_client *client)
while (size > 0) {
ptr[0] = 0x08;
ptr[1] = 0x02;
send = size > (FWSEND - 2) ? FWSEND : size + 2;
retval = fw_write(client, ptr, send);
retval = fw_write(client, ptr, min(FWSEND, size + 2));
if (retval < 0) {
release_firmware(fw);